Plastic cover Aluminum CoverMeasure scope: 0-300mmHgAccuracy: +/-3mmHgSub-division: 2mmHgColor available: blue, grey, green, red, yellow, blackPacking: color box individual, 35*10.3*6.2cmQty: 20pcs/CtnGW: 25KGS/CTNSIZE: 45*33*38cm/CTN Mercury Sphygmomanometer Plastic